Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

Property, Plant and Equipment - Disclosure of Detailed Information About Property, Plant and Equipment (Details)

v3.19.3.a.u2
Property, Plant and Equipment - Disclosure of Detailed Information About Property, Plant and Equipment (Details) - NZD ($)
$ in Thousands
Jul. 31, 2019
Jan. 31, 2019
Jul. 31, 2018
Statement Line Items [Line Items]      
Property, plant and equipment $ 4,191 $ 3,763 $ 4,054
Plant, Furniture, Fittings and Motor Vehicles [Member]      
Statement Line Items [Line Items]      
Property, plant and equipment 1,526 499 488
Plant, Furniture, Fittings and Motor Vehicles [Member] | At Cost [Member]      
Statement Line Items [Line Items]      
Property, plant and equipment 26,757 25,666  
Plant, Furniture, Fittings and Motor Vehicles [Member] | Accumulated Depreciation [Member]      
Statement Line Items [Line Items]      
Property, plant and equipment (25,231) (25,167)  
Leasehold improvements [Member]      
Statement Line Items [Line Items]      
Property, plant and equipment 2,665 3,264 $ 3,566
Leasehold improvements [Member] | At Cost [Member]      
Statement Line Items [Line Items]      
Property, plant and equipment 11,396 12,035  
Leasehold improvements [Member] | Accumulated Depreciation [Member]      
Statement Line Items [Line Items]      
Property, plant and equipment $ (8,731) $ (8,771)